<!DOCTYPE html>

<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <script src="./jquery-3.6.0.min.js"></script>
    <script type="text/javascript">
        $(document).ready(function() {
            $("#button1").click(function() {
                $('body div').css("background", "red");
            });

            $("#button2").click(function() {
                $('body > div').css("background", "blue");
            });

            $("#button3").click(function() {
                //$('.one + div').css("background", "green");
                $('.one').next('div').css("background", "green");
            });

            $("#button4").click(function() {
                //$("#two ~ div").css("background", "orange");
                //$('#two').nextAll('div').css("background", "orange");
                $('#two').siblings('div').css("background", "orange");
            });


        });
    </script>








</head>

<body>

    <h3>基本选择器.</h3>

    <input type="button" value="test1" id="button1">
    <input type="button" value="test2" id="button2">
    <input type="button" value="test3" id="button3">
    <input type="button" value="test4" id="button4">


    <div class="one" id="one">
        id为one,class为one的div
        <div class="mini">class为mini</div>
    </div>

    <div class="one" id="two" title="test">
        id为two,class为one,title为test的div.
        <div class="mini" title="other">class为mini,title为other</div>
        <div class="mini" title="test">class为mini,title为test</div>
    </div>

    <div class="one">
        <div class="mini">class为mini</div>
        <div class="mini">class为mini</div>
        <div class="mini">class为mini</div>
        <div class="mini"></div>
    </div>



    <div class="one">
        <div class="mini">class为mini</div>
        <div class="mini">class为mini</div>
        <div class="mini">class为mini</div>
        <div class="mini" title="tesst">class为mini,title为tesst</div>
    </div>


    <div style="display:none;" class="none">style的display为"none"的div</div>

    <div class="hide">class为"hide"的div</div>

    <div>
        包含input的type为"hidden"的div<input type="hidden" size="8" />
    </div>

</body>

</html>